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* [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
@ 2012-08-05 3:08 tommy-gccbugs at thorn dot ws
2012-08-05 3:14 ` [Bug c/54176] " tommy-gccbugs at thorn dot ws
` (4 more replies)
0 siblings, 5 replies; 6+ messages in thread
From: tommy-gccbugs at thorn dot ws @ 2012-08-05 3:08 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54176
Bug #: 54176
Summary: lm32-elf-gcc: internal compiler error: Segmentation
fault (program cc1)
Classification: Unclassified
Product: gcc
Version: 4.7.1
Status: UNCONFIRMED
Severity: major
Priority: P3
Component: c
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: tommy-gccbugs@thorn.ws
Created attachment 27938
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=27938
Silly Sieve program
lm32-elf-gcc -std=c99 -S sieve.c
lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
sieve.c attached.
Host: x86_64/openSUSE 12.1
Configured as as:
../binutils-2.22/configure --prefix=/opt/lm32 --target=lm32-elf
../gcc-4.7.1/configure --prefix=/opt/lm32 --target=lm32-elf
--enable-languages=c --disable-libssp --disable-libgcc
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c/54176] lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
2012-08-05 3:08 [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1) tommy-gccbugs at thorn dot ws
@ 2012-08-05 3:14 ` tommy-gccbugs at thorn dot ws
2012-08-05 3:26 ` tommy-gccbugs at thorn dot ws
` (3 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: tommy-gccbugs at thorn dot ws @ 2012-08-05 3:14 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54176
--- Comment #1 from Tommy Thorn <tommy-gccbugs at thorn dot ws> 2012-08-05 03:14:30 UTC ---
Looks like the front end is looping (recursively):
gdb --args /home/opt/lm32/bin/../lib/gcc/lm32-elf/4.7.1/cc1 -quiet -v -iprefix
/home/opt/lm32/bin/../lib64/gcc/lm32-elf/4.7.1/ sieve.c -quiet -dumpbase
sieve.c -auxbase sieve -std=c99 -version -o sieve.s
...
(gdb) r
GNU C (GCC) version 4.7.1 (lm32-elf)
compiled by GNU C version 4.6.2, GMP version 5.0.2, MPFR version 3.0.1, MPC
version 0.8.2
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
ignoring nonexistent directory
"/home/opt/lm32/bin/../lib64/gcc/lm32-elf/4.7.1/../../../../lm32-elf/sys-include"
ignoring nonexistent directory
"/home/opt/lm32/bin/../lib64/gcc/lm32-elf/4.7.1/../../../../lm32-elf/include"
ignoring duplicate directory "/opt/lm32/lib64/gcc/lm32-elf/4.7.1/include"
ignoring duplicate directory "/opt/lm32/lib64/gcc/lm32-elf/4.7.1/include-fixed"
ignoring nonexistent directory
"/opt/lm32/lib64/gcc/lm32-elf/4.7.1/../../../../lm32-elf/sys-include"
ignoring nonexistent directory
"/opt/lm32/lib64/gcc/lm32-elf/4.7.1/../../../../lm32-elf/include"
#include "..." search starts here:
#include <...> search starts here:
/home/opt/lm32/bin/../lib64/gcc/lm32-elf/4.7.1/include
/home/opt/lm32/bin/../lib64/gcc/lm32-elf/4.7.1/include-fixed
End of search list.
GNU C (GCC) version 4.7.1 (lm32-elf)
compiled by GNU C version 4.6.2, GMP version 5.0.2, MPFR version 3.0.1, MPC
version 0.8.2
GGC heuristics: --param ggc-min-expand=100 --param ggc-min-heapsize=131072
Compiler executable checksum: 78ab8beae59d165771ba0b05d4300149
Program received signal SIGSEGV, Segmentation fault.
build_decl_stat (loc=0, code=VAR_DECL, name=0x0, type=0x7ffff6f6f5e8) at
../../gcc-4.7.1/gcc/tree.c:4069
4069 {
(gdb) bt
#0 build_decl_stat (loc=0, code=VAR_DECL, name=0x0, type=0x7ffff6f6f5e8) at
../../gcc-4.7.1/gcc/tree.c:4069
#1 0x00000000005a66ce in make_tree (type=0x7ffff6f6f5e8, x=<optimized out>) at
../../gcc-4.7.1/gcc/expmed.c:5069
#2 0x000000000088e32d in force_const_mem (mode=SImode, x=0x7ffff26f50e0) at
../../gcc-4.7.1/gcc/varasm.c:3580
#3 0x00000000005b3116 in emit_move_insn (x=<optimized out>, y=<optimized out>)
at ../../gcc-4.7.1/gcc/expr.c:3448
#4 0x000000000059ee9d in force_reg (x=0x7ffff26f50e0, mode=SImode) at
../../gcc-4.7.1/gcc/explow.c:676
#5 force_reg (mode=SImode, x=0x7ffff26f50e0) at
../../gcc-4.7.1/gcc/explow.c:656
#6 0x000000000059f44c in memory_address_addr_space (mode=SImode,
x=0x7ffff26f50e0, as=0 '\000') at ../../gcc-4.7.1/gcc/explow.c:505
#7 0x0000000000592955 in change_address_1 (memref=0x7ffff26f7078, mode=SImode,
addr=0x7ffff26f50e0, validate=<optimized out>) at
../../gcc-4.7.1/gcc/emit-rtl.c:1998
#8 0x00000000005b3172 in emit_move_insn (x=0x7ffff26f50c0, y=0x7ffff26f7078)
at ../../gcc-4.7.1/gcc/expr.c:3471
#9 0x000000000059ee9d in force_reg (x=0x7ffff26f50a0, mode=SImode) at
../../gcc-4.7.1/gcc/explow.c:676
#10 force_reg (mode=SImode, x=0x7ffff26f50a0) at
../../gcc-4.7.1/gcc/explow.c:656
#11 0x000000000059f44c in memory_address_addr_space (mode=SImode,
x=0x7ffff26f50a0, as=0 '\000') at ../../gcc-4.7.1/gcc/explow.c:505
#12 0x0000000000592955 in change_address_1 (memref=0x7ffff26f7048, mode=SImode,
addr=0x7ffff26f50a0, validate=<optimized out>) at
../../gcc-4.7.1/gcc/emit-rtl.c:1998
#13 0x00000000005b3172 in emit_move_insn (x=0x7ffff26f5080, y=0x7ffff26f7048)
at ../../gcc-4.7.1/gcc/expr.c:3471
#14 0x000000000059ee9d in force_reg (x=0x7ffff26f5060, mode=SImode) at
../../gcc-4.7.1/gcc/explow.c:676
#15 force_reg (mode=SImode, x=0x7ffff26f5060) at
../../gcc-4.7.1/gcc/explow.c:656
#16 0x000000000059f44c in memory_address_addr_space (mode=SImode,
x=0x7ffff26f5060, as=0 '\000') at ../../gcc-4.7.1/gcc/explow.c:505
#17 0x0000000000592955 in change_address_1 (memref=0x7ffff26f7018, mode=SImode,
addr=0x7ffff26f5060, validate=<optimized out>) at
../../gcc-4.7.1/gcc/emit-rtl.c:1998
#18 0x00000000005b3172 in emit_move_insn (x=0x7ffff26f5040, y=0x7ffff26f7018)
at ../../gcc-4.7.1/gcc/expr.c:3471
#19 0x000000000059ee9d in force_reg (x=0x7ffff26f5020, mode=SImode) at
../../gcc-4.7.1/gcc/explow.c:676
....
goes on indefinitely (> 8000 entries).
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug c/54176] lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
2012-08-05 3:08 [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1) tommy-gccbugs at thorn dot ws
2012-08-05 3:14 ` [Bug c/54176] " tommy-gccbugs at thorn dot ws
@ 2012-08-05 3:26 ` tommy-gccbugs at thorn dot ws
2012-08-05 3:29 ` [Bug target/54176] " pinskia at gcc dot gnu.org
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: tommy-gccbugs at thorn dot ws @ 2012-08-05 3:26 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54176
--- Comment #2 from Tommy Thorn <tommy-gccbugs at thorn dot ws> 2012-08-05 03:26:16 UTC ---
Forget the attached example, lm32-elf-gcc breaks as soon as any static or
extern variable is used in a function. Fx:
int x;
int foo() { return x; }
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/54176] lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
2012-08-05 3:08 [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1) tommy-gccbugs at thorn dot ws
2012-08-05 3:14 ` [Bug c/54176] " tommy-gccbugs at thorn dot ws
2012-08-05 3:26 ` tommy-gccbugs at thorn dot ws
@ 2012-08-05 3:29 ` pinskia at gcc dot gnu.org
2012-08-06 19:43 ` tommy-gccbugs at thorn dot ws
2014-03-02 22:03 ` lekernel at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: pinskia at gcc dot gnu.org @ 2012-08-05 3:29 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54176
Andrew Pinski <pinskia at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Keywords| |ice-on-valid-code
Target| |m32-elf
Component|c |target
Severity|major |normal
--- Comment #3 from Andrew Pinski <pinskia at gcc dot gnu.org> 2012-08-05 03:29:17 UTC ---
This is a target specific issue. Somehow it is deciding to force to constant
memory over and over again.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/54176] lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
2012-08-05 3:08 [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1) tommy-gccbugs at thorn dot ws
` (2 preceding siblings ...)
2012-08-05 3:29 ` [Bug target/54176] " pinskia at gcc dot gnu.org
@ 2012-08-06 19:43 ` tommy-gccbugs at thorn dot ws
2014-03-02 22:03 ` lekernel at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: tommy-gccbugs at thorn dot ws @ 2012-08-06 19:43 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54176
--- Comment #4 from Tommy Thorn <tommy-gccbugs at thorn dot ws> 2012-08-06 19:42:45 UTC ---
FWIW, it works in 4.5.3. I can narrow down the range if that's helpful.
^ permalink raw reply [flat|nested] 6+ messages in thread
* [Bug target/54176] lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1)
2012-08-05 3:08 [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1) tommy-gccbugs at thorn dot ws
` (3 preceding siblings ...)
2012-08-06 19:43 ` tommy-gccbugs at thorn dot ws
@ 2014-03-02 22:03 ` lekernel at gcc dot gnu.org
4 siblings, 0 replies; 6+ messages in thread
From: lekernel at gcc dot gnu.org @ 2014-03-02 22:03 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54176
Sebastien Bourdeauducq <lekernel at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
Status|UNCONFIRMED |RESOLVED
Resolution|--- |FIXED
--- Comment #5 from Sebastien Bourdeauducq <lekernel at gcc dot gnu.org> ---
Fixed in trunk by Jon Beniston's recent patch.
^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2014-03-02 22:03 UTC | newest]
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2012-08-05 3:08 [Bug c/54176] New: lm32-elf-gcc: internal compiler error: Segmentation fault (program cc1) tommy-gccbugs at thorn dot ws
2012-08-05 3:14 ` [Bug c/54176] " tommy-gccbugs at thorn dot ws
2012-08-05 3:26 ` tommy-gccbugs at thorn dot ws
2012-08-05 3:29 ` [Bug target/54176] " pinskia at gcc dot gnu.org
2012-08-06 19:43 ` tommy-gccbugs at thorn dot ws
2014-03-02 22:03 ` lekernel at gcc dot gnu.org
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